5pcs/lot 2S Li-ion 18650 Lithium Battery Charger Protection Board 7.4V Overcurrent Overcharge Overdischarge Protection 4A 2S BMS
USD 3.63USD 6.15
5pcs/lot 2S Li-ion 18650 Lithium Battery Charger Protection Board 7.4V Overcurrent Overcharge Overdischarge Protection 4A 2S BMS